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This paper shows that the problem of testing hypotheses in moment condition models without any assumptions about identification may be considered as a problem of testing with an infinite-dimensional nuisance parameter. We introduce a…

统计理论 · 数学 2014-09-24 Isaiah Andrews , Anna Mikusheva

Tests for structural breaks in time series should ideally be sensitive to breaks in the parameter of interest, while being robust to nuisance changes. Statistical analysis thus needs to allow for some form of nonstationarity under the null…

统计方法学 · 统计学 2022-12-02 Fabian Mies

Asymptotic methods for hypothesis testing in high-dimensional data usually require the dimension of the observations to increase to infinity, often with an additional condition on its rate of increase compared to the sample size. On the…

统计理论 · 数学 2024-03-26 Joydeep Chowdhury , Subhajit Dutta , Marc G. Genton

Simultaneous tests of superiority and non-inferiority hypotheses on multiple endpoints are often performed in clinical trials to demonstrate that a new treatment is superior over a control on at least one endpoint and non-inferior on the…

统计方法学 · 统计学 2023-10-02 Wenfeng Chen , Naiqing Zhao , Guoyou Qin , Jie Chen

Hypothesis test plays a key role in uncertain statistics based on uncertain measure. This paper extends the parametric hypothesis of a single uncertain population to multiple cases, thereby addressing a broader range of scenarios. First, an…

统计方法学 · 统计学 2025-12-03 Fan Zhang , Zhiming Li

This paper proposes a new approach to obtain uniformly valid inference for linear functionals or scalar subvectors of a partially identified parameter defined by linear moment inequalities. The procedure amounts to bootstrapping the value…

计量经济学 · 经济学 2023-05-09 JoonHwan Cho , Thomas M. Russell

Under a multinormal distribution with arbitrary unknown covariance matrix, the main purpose of this paper is to propose a framework to achieve the goal of reconciliation of Bayesian, frequentist and Fisherian paradigms for the problems of…

统计理论 · 数学 2019-12-24 Ming-Tien Tsai

This paper studies the change point problem for a general parametric, univariate or multivariate family of distributions. An information theoretic procedure is developed which is based on general divergence measures for testing the…

统计理论 · 数学 2014-03-26 Apostolos Batsidis , Nirian Martín , Leandro Pardo , Konstantinos Zografos

We propose a general framework for the specification testing of continuous treatment effect models. We assume a general residual function, which includes the average and quantile treatment effect models as special cases. The null models are…

计量经济学 · 经济学 2021-09-06 Wei Huang , Oliver Linton , Zheng Zhang

In this paper we provide a flexible framework allowing for a unified study of time consistency of risk measures and performance measures (also known as acceptability indices). The proposed framework not only integrates existing forms of…

概率论 · 数学 2017-09-08 Tomasz R. Bielecki , Igor Cialenco , Marcin Pitera

Hypothesis testing is a statistical method used to draw conclusions about populations from sample data, typically represented in tables. With the prevalence of graph representations in real-life applications, hypothesis testing in graphs is…

机器学习 · 统计学 2025-02-27 Yun Wang , Chrysanthi Kosyfaki , Sihem Amer-Yahia , Reynold Cheng

We present a general framework for hypothesis testing on distributions of sets of individual examples. Sets may represent many common data sources such as groups of observations in time series, collections of words in text or a batch of…

统计方法学 · 统计学 2021-02-03 Alexis Bellot , Mihaela van der Schaar

In this paper, we consider the time-inhomogeneous nonlinear time series regression for a general class of locally stationary time series. On one hand, we propose sieve nonparametric estimators for the time-varying regression functions which…

统计理论 · 数学 2021-12-17 Xiucai Ding , Zhou Zhou

We consider the problem of the construction of the Goodness-of-Fit test in the case of continuous time observations of a diffusion process with small noise. The null hypothesis is parametric and we use a minimum distance estimator of the…

统计理论 · 数学 2016-06-17 Maroua Ben Abdeddaiem

We propose a general framework of sequential testing procedures based on $U$-statistics which contains as an example a sequential CUSUM test based on differences in mean but also includes a robust sequential Wilcoxon change point procedure.…

统计理论 · 数学 2019-12-19 Claudia Kirch , Christina Stoehr

We develop a novel methodology for detecting abrupt break points in mean functions of functional time series, adaptable to arbitrary sampling schemes. By employing B-spline smoothing, we introduce $\mathcal L_{\infty}$ and $\mathcal L_2$…

统计方法学 · 统计学 2024-12-31 Leheng Cai , Qirui Hu

Important advances have recently been achieved in developing procedures yielding uniformly valid inference for a low dimensional causal parameter when high-dimensional nuisance models must be estimated. In this paper, we review the…

统计理论 · 数学 2025-09-08 Niloofar Moosavi , Jenny Häggström , Xavier de Luna

We propose a new asymptotic test to assess the stationarity of a time series' mean that is applicable in the presence of both heteroscedasticity and short-range dependence. Our test statistic is composed of Gini's mean difference of local…

统计理论 · 数学 2021-08-23 Sara Kristin Schmidt

The American Statistical Association (ASA) statement on statistical significance and P-values \cite{wasserstein2016asa} cautioned statisticians against making scientific decisions solely on the basis of traditional P-values. The statement…

统计方法学 · 统计学 2024-02-22 Abhisek Chakraborty , Megan H. Murray , Ilya Lipkovich , Yu Du

Many time series exhibit changes both in level and in variability. Generally, it is more important to detect a change in the level, and changing or smoothly evolving variability can confound existing tests. This paper develops a framework…

统计理论 · 数学 2016-12-09 Tomasz Gorecki , Lajos Horvath , Piotr Kokoszka